人教版小学数学五年级上册简便计算、解方程、竖式计算专项练习.doc

五年级上册数学计算专项训练一、能简便就简便4.8+8.63+5.2+0.37 1.57+0.245+7.43 1.233.40.236.67.54.96.5 3.070.381.62 82.451.553.251.790.591.75 23.40.813.47.2 0.25×0.73×470÷28 0.25×36 0.85×199 12.7（3.70.84） 0.25×8.5×4 1.28×8.60.72×8.6 12.5×0.96×0.83.123.12×99 28.6×10128.6 32.4×0.90.1×32.4（4.236.17）×0.8 0.86×15.70.86×14.7 2.4×10（2.50.25）×0.4 3.63.6×0.5 6.4÷(0.3×20.2) 63.4÷2.5÷0.4 3.9÷（1.3×5） 15÷（0.15×0.4）4.65-2.55-1.45 201×6.5-6.5 2.2×0.25+2.8×0.2523.4÷5.2×3.2 0.25×0.89×4 2.35×4.645.36×2.35 8.8×1.25 4.8×0.98 2.6×10.1 4.4×0.25 12.5×1.36×0.8 25.2÷12+2.9 43.5÷151.45 0.44×2.5 2.25×0.4+0.6 31.04÷3.24.7 3.26×10.10.1×3.26 0.125×9.8×8 102×4.8 2.4×2.5 （27.815.6）×0.8 9.12÷574.84 1.2×2.50.8×2.5 2.33×0.25×4 102×0.45 8.8×1.25 7.06×2.45.7 0.21÷1.42.63.45×102 0.47×0.5×0.8 0.46×1.90.54×1.96.54×1.21.87 3.170.4×1.6 5.2×0.1×28.5二、解方程91÷x 1.3 41-3x=17 81÷3x=9 X+8.3=10.7 7.9+x=19.9 5.8+x=9 x+155.4=290 79.4+x=95.5 x-3.3=8.9 x-25.8=95.4 9-x=4.5 73.2-x=52.5 4.4x=44 x÷9=9 48-27+5x=31 x-5.6=9.4 3x816 3x+9=27 3x÷5=4.8 x÷0.8=90 4×8+2x=36 5.3+7x=7.4 X-0.8X=6 12x+8x=4.8 7(x-2)=49 (x-2)÷3=7 x÷5+9=21 (200-x)÷5=30 1.4x+9.8=22.4 2(x-3)=11.6 6x-12.8×3=0.06 3(x+0.5)=21 5x+15=60 2x-20=4 12x-9x=8.7 2x-97=34.2 3x+6=18 13(x+5)=169 (x-3)÷2=7.5 13.2x+9x=33.3 6x+18=48 3(x+2.1)=10.5三、竖式计算2.688÷0.56 0.375÷0.025 5.34×0.25(保留两位小数) 0.25×0.04(保留两位小数) 7.8÷1.4(保留三位小数)305÷3.5(保留三位小数) 0.375÷0.025 126÷45205.674 9016.75 0.58×0.025（列竖式验算）4.194÷1.4（商精确到百分位） 25÷0.38（精确到百分位）4÷1.2 0.56÷1.4 30÷74(保留两位小数) 96÷159÷36 40.4÷8 7.2÷0.48 5.93×0.76（保留三位小数）0.945÷0.035 8.9×0.36 3.54×13 97.2÷0.182.03×4.7 0.36×0.24 1.9×2.08 0.26÷4.54.32÷3.66.48÷0.85.4÷0.036 2.4×1.020.37×2.4 0.59×0.027 56.5×0.24 93.6÷0.052 0.39÷7.8 6.72÷6.4 1.55÷3.8 3.8÷4.5 （得数保留一位小数）（得数保留两位小数）4.2×0.8= 1.5×62= 2.7×0.11=2.9×0.56（得数保留一位小数） 6.23×4.2（得数保留两位小数）